Bump yarl from 1.7.0 to 1.7.2 (#633)

Bumps [yarl](https://github.com/aio-libs/yarl) from 1.7.0 to 1.7.2.
- [Release notes](https://github.com/aio-libs/yarl/releases)
- [Changelog](https://github.com/aio-libs/yarl/blob/master/CHANGES.rst)
- [Commits](aio-libs/yarl@v1.7.0...v1.7.2)

---
updated-dependencies:
- dependency-name: yarl
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

requirements-dev.txt

@@ -19,7 +19,7 @@ pytest-sugar==0.9.4
 aiohttp<3.7
 multidict==4.7.6
 chardet==3.0.4
-yarl==1.7.0
+yarl==1.7.2
 aiomcache==0.6.0
 mypy==0.910
 typing-extensions==3.10.0.2